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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/common/xti.cpp | |
3 | // Purpose: runtime metadata information (extended class info | |
4 | // Author: Stefan Csomor | |
5 | // Modified by: | |
6 | // Created: 27/07/03 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) 1997 Julian Smart | |
9 | // (c) 2003 Stefan Csomor | |
10 | // Licence: wxWindows licence | |
11 | ///////////////////////////////////////////////////////////////////////////// | |
12 | ||
13 | #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) | |
14 | #pragma implementation "xti.h" | |
15 | #endif | |
16 | ||
17 | // For compilers that support precompilation, includes "wx.h". | |
18 | #include "wx/wxprec.h" | |
19 | ||
20 | #ifdef __BORLANDC__ | |
21 | #pragma hdrstop | |
22 | #endif | |
23 | ||
24 | #ifndef WX_PRECOMP | |
25 | #include "wx/hash.h" | |
26 | #include "wx/object.h" | |
27 | #endif | |
28 | ||
29 | #if wxUSE_EXTENDED_RTTI | |
30 | ||
31 | #include "wx/xti.h" | |
32 | #include "wx/xml/xml.h" | |
33 | #include "wx/tokenzr.h" | |
34 | #include "wx/list.h" | |
35 | #include <string.h> | |
36 | ||
37 | #include "wx/beforestd.h" | |
38 | #include <map> | |
39 | #include <string> | |
40 | #include <list> | |
41 | #include "wx/afterstd.h" | |
42 | ||
43 | using namespace std ; | |
44 | ||
45 | // ---------------------------------------------------------------------------- | |
46 | // Enum Support | |
47 | // ---------------------------------------------------------------------------- | |
48 | ||
49 | wxEnumData::wxEnumData( wxEnumMemberData* data ) | |
50 | { | |
51 | m_members = data ; | |
52 | for ( m_count = 0; m_members[m_count].m_name ; m_count++) | |
53 | {} ; | |
54 | } | |
55 | ||
56 | bool wxEnumData::HasEnumMemberValue(const wxChar *name, int *value) const | |
57 | { | |
58 | int i; | |
59 | for (i = 0; m_members[i].m_name ; i++ ) | |
60 | { | |
61 | if (!wxStrcmp(name, m_members[i].m_name)) | |
62 | { | |
63 | if ( value ) | |
64 | *value = m_members[i].m_value; | |
65 | return true ; | |
66 | } | |
67 | } | |
68 | return false ; | |
69 | } | |
70 | ||
71 | int wxEnumData::GetEnumMemberValue(const wxChar *name) const | |
72 | { | |
73 | int i; | |
74 | for (i = 0; m_members[i].m_name ; i++ ) | |
75 | { | |
76 | if (!wxStrcmp(name, m_members[i].m_name)) | |
77 | { | |
78 | return m_members[i].m_value; | |
79 | } | |
80 | } | |
81 | return 0 ; | |
82 | } | |
83 | ||
84 | const wxChar *wxEnumData::GetEnumMemberName(int value) const | |
85 | { | |
86 | int i; | |
87 | for (i = 0; m_members[i].m_name ; i++) | |
88 | if (value == m_members[i].m_value) | |
89 | return m_members[i].m_name; | |
90 | ||
91 | return wxT("") ; | |
92 | } | |
93 | ||
94 | int wxEnumData::GetEnumMemberValueByIndex( int idx ) const | |
95 | { | |
96 | // we should cache the count in order to avoid out-of-bounds errors | |
97 | return m_members[idx].m_value ; | |
98 | } | |
99 | ||
100 | const wxChar * wxEnumData::GetEnumMemberNameByIndex( int idx ) const | |
101 | { | |
102 | // we should cache the count in order to avoid out-of-bounds errors | |
103 | return m_members[idx].m_name ; | |
104 | } | |
105 | ||
106 | // ---------------------------------------------------------------------------- | |
107 | // Type Information | |
108 | // ---------------------------------------------------------------------------- | |
109 | // ---------------------------------------------------------------------------- | |
110 | // value streaming | |
111 | // ---------------------------------------------------------------------------- | |
112 | ||
113 | // streamer specializations | |
114 | // for all built-in types | |
115 | ||
116 | // bool | |
117 | ||
118 | template<> void wxStringReadValue(const wxString &s , bool &data ) | |
119 | { | |
120 | int intdata ; | |
121 | wxSscanf(s, _T("%d"), &intdata ) ; | |
122 | data = (bool)intdata ; | |
123 | } | |
124 | ||
125 | template<> void wxStringWriteValue(wxString &s , const bool &data ) | |
126 | { | |
127 | s = wxString::Format(_T("%d"), data ) ; | |
128 | } | |
129 | ||
130 | // char | |
131 | ||
132 | template<> void wxStringReadValue(const wxString &s , char &data ) | |
133 | { | |
134 | int intdata ; | |
135 | wxSscanf(s, _T("%d"), &intdata ) ; | |
136 | data = char(intdata) ; | |
137 | } | |
138 | ||
139 | template<> void wxStringWriteValue(wxString &s , const char &data ) | |
140 | { | |
141 | s = wxString::Format(_T("%d"), data ) ; | |
142 | } | |
143 | ||
144 | // unsigned char | |
145 | ||
146 | template<> void wxStringReadValue(const wxString &s , unsigned char &data ) | |
147 | { | |
148 | int intdata ; | |
149 | wxSscanf(s, _T("%d"), &intdata ) ; | |
150 | data = (unsigned char)(intdata) ; | |
151 | } | |
152 | ||
153 | template<> void wxStringWriteValue(wxString &s , const unsigned char &data ) | |
154 | { | |
155 | s = wxString::Format(_T("%d"), data ) ; | |
156 | } | |
157 | ||
158 | // int | |
159 | ||
160 | template<> void wxStringReadValue(const wxString &s , int &data ) | |
161 | { | |
162 | wxSscanf(s, _T("%d"), &data ) ; | |
163 | } | |
164 | ||
165 | template<> void wxStringWriteValue(wxString &s , const int &data ) | |
166 | { | |
167 | s = wxString::Format(_T("%d"), data ) ; | |
168 | } | |
169 | ||
170 | // unsigned int | |
171 | ||
172 | template<> void wxStringReadValue(const wxString &s , unsigned int &data ) | |
173 | { | |
174 | wxSscanf(s, _T("%d"), &data ) ; | |
175 | } | |
176 | ||
177 | template<> void wxStringWriteValue(wxString &s , const unsigned int &data ) | |
178 | { | |
179 | s = wxString::Format(_T("%d"), data ) ; | |
180 | } | |
181 | ||
182 | // long | |
183 | ||
184 | template<> void wxStringReadValue(const wxString &s , long &data ) | |
185 | { | |
186 | wxSscanf(s, _T("%ld"), &data ) ; | |
187 | } | |
188 | ||
189 | template<> void wxStringWriteValue(wxString &s , const long &data ) | |
190 | { | |
191 | s = wxString::Format(_T("%ld"), data ) ; | |
192 | } | |
193 | ||
194 | // unsigned long | |
195 | ||
196 | template<> void wxStringReadValue(const wxString &s , unsigned long &data ) | |
197 | { | |
198 | wxSscanf(s, _T("%ld"), &data ) ; | |
199 | } | |
200 | ||
201 | template<> void wxStringWriteValue(wxString &s , const unsigned long &data ) | |
202 | { | |
203 | s = wxString::Format(_T("%ld"), data ) ; | |
204 | } | |
205 | ||
206 | // float | |
207 | ||
208 | template<> void wxStringReadValue(const wxString &s , float &data ) | |
209 | { | |
210 | wxSscanf(s, _T("%f"), &data ) ; | |
211 | } | |
212 | ||
213 | template<> void wxStringWriteValue(wxString &s , const float &data ) | |
214 | { | |
215 | s = wxString::Format(_T("%f"), data ) ; | |
216 | } | |
217 | ||
218 | // double | |
219 | ||
220 | template<> void wxStringReadValue(const wxString &s , double &data ) | |
221 | { | |
222 | wxSscanf(s, _T("%lf"), &data ) ; | |
223 | } | |
224 | ||
225 | template<> void wxStringWriteValue(wxString &s , const double &data ) | |
226 | { | |
227 | s = wxString::Format(_T("%lf"), data ) ; | |
228 | } | |
229 | ||
230 | // wxString | |
231 | ||
232 | template<> void wxStringReadValue(const wxString &s , wxString &data ) | |
233 | { | |
234 | data = s ; | |
235 | } | |
236 | ||
237 | template<> void wxStringWriteValue(wxString &s , const wxString &data ) | |
238 | { | |
239 | s = data ; | |
240 | } | |
241 | ||
242 | // built-ins | |
243 | // | |
244 | ||
245 | wxBuiltInTypeInfo s_typeInfovoid( wxT_VOID , NULL , NULL , typeid(void).name() ) ; | |
246 | wxBuiltInTypeInfo s_typeInfobool( wxT_BOOL , &wxToStringConverter<bool> , &wxFromStringConverter<bool>, typeid(bool).name()) ; | |
247 | wxBuiltInTypeInfo s_typeInfochar( wxT_CHAR , &wxToStringConverter<char> , &wxFromStringConverter<char>, typeid(char).name()) ; | |
248 | wxBuiltInTypeInfo s_typeInfounsignedchar( wxT_UCHAR , &wxToStringConverter< unsigned char > , &wxFromStringConverter<unsigned char>, typeid(unsigned char).name()) ; | |
249 | wxBuiltInTypeInfo s_typeInfoint( wxT_INT , &wxToStringConverter<int> , &wxFromStringConverter<int>, typeid(int).name()) ; | |
250 | wxBuiltInTypeInfo s_typeInfounsignedint( wxT_UINT , &wxToStringConverter<unsigned int> , &wxFromStringConverter<unsigned int>, typeid(unsigned int).name()) ; | |
251 | wxBuiltInTypeInfo s_typeInfolong( wxT_LONG , &wxToStringConverter<long> , &wxFromStringConverter<long>, typeid(long).name()) ; | |
252 | wxBuiltInTypeInfo s_typeInfounsignedlong( wxT_ULONG , &wxToStringConverter<unsigned long> , &wxFromStringConverter<unsigned long>, typeid(unsigned long).name()) ; | |
253 | wxBuiltInTypeInfo s_typeInfofloat( wxT_FLOAT , &wxToStringConverter<float> , &wxFromStringConverter<float>, typeid(float).name()) ; | |
254 | wxBuiltInTypeInfo s_typeInfodouble( wxT_DOUBLE , &wxToStringConverter<double> , &wxFromStringConverter<double>, typeid(double).name()) ; | |
255 | wxBuiltInTypeInfo s_typeInfowxString( wxT_STRING , &wxToStringConverter<wxString> , &wxFromStringConverter<wxString>, typeid(wxString).name()) ; | |
256 | ||
257 | // this are compiler induced specialization which are never used anywhere | |
258 | ||
259 | wxILLEGAL_TYPE_SPECIALIZATION( char const * ) | |
260 | wxILLEGAL_TYPE_SPECIALIZATION( char * ) | |
261 | wxILLEGAL_TYPE_SPECIALIZATION( unsigned char * ) | |
262 | wxILLEGAL_TYPE_SPECIALIZATION( int * ) | |
263 | wxILLEGAL_TYPE_SPECIALIZATION( bool * ) | |
264 | wxILLEGAL_TYPE_SPECIALIZATION( long * ) | |
265 | wxILLEGAL_TYPE_SPECIALIZATION( wxString * ) | |
266 | ||
267 | wxCOLLECTION_TYPE_INFO( wxString , wxArrayString ) ; | |
268 | ||
269 | template<> void wxCollectionToVariantArray( wxArrayString const &theArray, wxxVariantArray &value) | |
270 | { | |
271 | wxArrayCollectionToVariantArray( theArray , value ) ; | |
272 | } | |
273 | ||
274 | wxTypeInfoMap *wxTypeInfo::ms_typeTable = NULL ; | |
275 | ||
276 | wxTypeInfo *wxTypeInfo::FindType(const wxChar *typeName) | |
277 | { | |
278 | wxTypeInfoMap::iterator iter = ms_typeTable->find(typeName) ; | |
279 | wxASSERT_MSG( iter != ms_typeTable->end() , wxT("lookup for a non-existent type-info") ) ; | |
280 | return (wxTypeInfo *)iter->second; | |
281 | } | |
282 | ||
283 | #if wxUSE_UNICODE | |
284 | wxClassTypeInfo::wxClassTypeInfo( wxTypeKind kind , wxClassInfo* classInfo , converterToString_t to , converterFromString_t from , const char *name) : | |
285 | wxTypeInfo( kind , to , from , name) | |
286 | { wxASSERT_MSG( kind == wxT_OBJECT_PTR || kind == wxT_OBJECT , wxT("Illegal Kind for Enum Type")) ; m_classInfo = classInfo ;} | |
287 | #endif | |
288 | ||
289 | wxClassTypeInfo::wxClassTypeInfo( wxTypeKind kind , wxClassInfo* classInfo , converterToString_t to , converterFromString_t from , const wxString &name) : | |
290 | wxTypeInfo( kind , to , from , name) | |
291 | { wxASSERT_MSG( kind == wxT_OBJECT_PTR || kind == wxT_OBJECT , wxT("Illegal Kind for Enum Type")) ; m_classInfo = classInfo ;} | |
292 | ||
293 | wxDelegateTypeInfo::wxDelegateTypeInfo( int eventType , wxClassInfo* eventClass , converterToString_t to , converterFromString_t from ) : | |
294 | wxTypeInfo ( wxT_DELEGATE , to , from , wxEmptyString ) | |
295 | { m_eventClass = eventClass ; m_eventType = eventType ; m_lastEventType = -1 ;} | |
296 | ||
297 | wxDelegateTypeInfo::wxDelegateTypeInfo( int eventType , int lastEventType , wxClassInfo* eventClass , converterToString_t to , converterFromString_t from ) : | |
298 | wxTypeInfo ( wxT_DELEGATE , to , from , wxEmptyString ) | |
299 | { m_eventClass = eventClass ; m_eventType = eventType ; m_lastEventType = lastEventType; } | |
300 | ||
301 | void wxTypeInfo::Register() | |
302 | { | |
303 | if ( ms_typeTable == NULL ) | |
304 | ms_typeTable = new wxTypeInfoMap() ; | |
305 | ||
306 | if( !m_name.IsEmpty() ) | |
307 | (*ms_typeTable)[m_name] = this ; | |
308 | } | |
309 | ||
310 | void wxTypeInfo::Unregister() | |
311 | { | |
312 | if( !m_name.IsEmpty() ) | |
313 | ms_typeTable->erase(m_name); | |
314 | } | |
315 | ||
316 | // removing header dependancy on string tokenizer | |
317 | ||
318 | void wxSetStringToArray( const wxString &s , wxArrayString &array ) | |
319 | { | |
320 | wxStringTokenizer tokenizer(s, wxT("| \t\n"), wxTOKEN_STRTOK); | |
321 | wxString flag; | |
322 | array.Clear() ; | |
323 | while (tokenizer.HasMoreTokens()) | |
324 | { | |
325 | array.Add(tokenizer.GetNextToken()) ; | |
326 | } | |
327 | } | |
328 | ||
329 | // ---------------------------------------------------------------------------- | |
330 | // wxClassInfo | |
331 | // ---------------------------------------------------------------------------- | |
332 | ||
333 | wxPropertyInfo::~wxPropertyInfo() | |
334 | { | |
335 | if ( this == m_itsClass->m_firstProperty ) | |
336 | { | |
337 | m_itsClass->m_firstProperty = m_next; | |
338 | } | |
339 | else | |
340 | { | |
341 | wxPropertyInfo *info = m_itsClass->m_firstProperty; | |
342 | while (info) | |
343 | { | |
344 | if ( info->m_next == this ) | |
345 | { | |
346 | info->m_next = m_next; | |
347 | break; | |
348 | } | |
349 | ||
350 | info = info->m_next; | |
351 | } | |
352 | } | |
353 | } | |
354 | ||
355 | wxHandlerInfo::~wxHandlerInfo() | |
356 | { | |
357 | if ( this == m_itsClass->m_firstHandler ) | |
358 | { | |
359 | m_itsClass->m_firstHandler = m_next; | |
360 | } | |
361 | else | |
362 | { | |
363 | wxHandlerInfo *info = m_itsClass->m_firstHandler; | |
364 | while (info) | |
365 | { | |
366 | if ( info->m_next == this ) | |
367 | { | |
368 | info->m_next = m_next; | |
369 | break; | |
370 | } | |
371 | ||
372 | info = info->m_next; | |
373 | } | |
374 | } | |
375 | } | |
376 | ||
377 | const wxPropertyAccessor *wxClassInfo::FindAccessor(const wxChar *PropertyName) const | |
378 | { | |
379 | const wxPropertyInfo* info = FindPropertyInfo( PropertyName ) ; | |
380 | ||
381 | if ( info ) | |
382 | return info->GetAccessor() ; | |
383 | ||
384 | return NULL ; | |
385 | } | |
386 | ||
387 | wxPropertyInfo *wxClassInfo::FindPropertyInfoInThisClass (const wxChar *PropertyName) const | |
388 | { | |
389 | wxPropertyInfo* info = m_firstProperty ; | |
390 | ||
391 | while( info ) | |
392 | { | |
393 | if ( wxStrcmp( info->GetName() , PropertyName ) == 0 ) | |
394 | return info ; | |
395 | info = info->GetNext() ; | |
396 | } | |
397 | ||
398 | return 0; | |
399 | } | |
400 | ||
401 | const wxPropertyInfo *wxClassInfo::FindPropertyInfo (const wxChar *PropertyName) const | |
402 | { | |
403 | const wxPropertyInfo* info = FindPropertyInfoInThisClass( PropertyName ) ; | |
404 | if ( info ) | |
405 | return info ; | |
406 | ||
407 | const wxClassInfo** parents = GetParents() ; | |
408 | for ( int i = 0 ; parents[i] ; ++ i ) | |
409 | { | |
410 | if ( ( info = parents[i]->FindPropertyInfo( PropertyName ) ) != NULL ) | |
411 | return info ; | |
412 | } | |
413 | ||
414 | return 0; | |
415 | } | |
416 | ||
417 | wxHandlerInfo *wxClassInfo::FindHandlerInfoInThisClass (const wxChar *PropertyName) const | |
418 | { | |
419 | wxHandlerInfo* info = m_firstHandler ; | |
420 | ||
421 | while( info ) | |
422 | { | |
423 | if ( wxStrcmp( info->GetName() , PropertyName ) == 0 ) | |
424 | return info ; | |
425 | info = info->GetNext() ; | |
426 | } | |
427 | ||
428 | return 0; | |
429 | } | |
430 | ||
431 | const wxHandlerInfo *wxClassInfo::FindHandlerInfo (const wxChar *PropertyName) const | |
432 | { | |
433 | const wxHandlerInfo* info = FindHandlerInfoInThisClass( PropertyName ) ; | |
434 | ||
435 | if ( info ) | |
436 | return info ; | |
437 | ||
438 | const wxClassInfo** parents = GetParents() ; | |
439 | for ( int i = 0 ; parents[i] ; ++ i ) | |
440 | { | |
441 | if ( ( info = parents[i]->FindHandlerInfo( PropertyName ) ) != NULL ) | |
442 | return info ; | |
443 | } | |
444 | ||
445 | return 0; | |
446 | } | |
447 | ||
448 | wxObjectStreamingCallback wxClassInfo::GetStreamingCallback() const | |
449 | { | |
450 | if ( m_streamingCallback ) | |
451 | return m_streamingCallback ; | |
452 | ||
453 | wxObjectStreamingCallback retval = NULL ; | |
454 | const wxClassInfo** parents = GetParents() ; | |
455 | for ( int i = 0 ; parents[i] && retval == NULL ; ++ i ) | |
456 | { | |
457 | retval = parents[i]->GetStreamingCallback() ; | |
458 | } | |
459 | return retval ; | |
460 | } | |
461 | ||
462 | bool wxClassInfo::BeforeWriteObject( const wxObject *obj, wxWriter *streamer , wxPersister *persister , wxxVariantArray &metadata) const | |
463 | { | |
464 | wxObjectStreamingCallback sb = GetStreamingCallback() ; | |
465 | if ( sb ) | |
466 | return (*sb)(obj , streamer , persister , metadata ) ; | |
467 | ||
468 | return true ; | |
469 | } | |
470 | ||
471 | void wxClassInfo::SetProperty(wxObject *object, const wxChar *propertyName, const wxxVariant &value) const | |
472 | { | |
473 | const wxPropertyAccessor *accessor; | |
474 | ||
475 | accessor = FindAccessor(propertyName); | |
476 | wxASSERT(accessor->HasSetter()); | |
477 | accessor->SetProperty( object , value ) ; | |
478 | } | |
479 | ||
480 | wxxVariant wxClassInfo::GetProperty(wxObject *object, const wxChar *propertyName) const | |
481 | { | |
482 | const wxPropertyAccessor *accessor; | |
483 | ||
484 | accessor = FindAccessor(propertyName); | |
485 | wxASSERT(accessor->HasGetter()); | |
486 | wxxVariant result ; | |
487 | accessor->GetProperty(object,result); | |
488 | return result ; | |
489 | } | |
490 | ||
491 | wxxVariantArray wxClassInfo::GetPropertyCollection(wxObject *object, const wxChar *propertyName) const | |
492 | { | |
493 | const wxPropertyAccessor *accessor; | |
494 | ||
495 | accessor = FindAccessor(propertyName); | |
496 | wxASSERT(accessor->HasGetter()); | |
497 | wxxVariantArray result ; | |
498 | accessor->GetPropertyCollection(object,result); | |
499 | return result ; | |
500 | } | |
501 | ||
502 | void wxClassInfo::AddToPropertyCollection(wxObject *object, const wxChar *propertyName , const wxxVariant& value) const | |
503 | { | |
504 | const wxPropertyAccessor *accessor; | |
505 | ||
506 | accessor = FindAccessor(propertyName); | |
507 | wxASSERT(accessor->HasAdder()); | |
508 | accessor->AddToPropertyCollection( object , value ) ; | |
509 | } | |
510 | ||
511 | void wxClassInfo::GetProperties( wxPropertyInfoMap &map ) const | |
512 | { | |
513 | const wxPropertyInfo *pi = GetFirstProperty() ; | |
514 | while( pi ) | |
515 | { | |
516 | if ( map.find( pi->GetName() ) == map.end() ) | |
517 | map[pi->GetName()] = (wxPropertyInfo*) pi ; | |
518 | ||
519 | pi = pi->GetNext() ; | |
520 | } | |
521 | ||
522 | const wxClassInfo** parents = GetParents() ; | |
523 | for ( int i = 0 ; parents[i] ; ++ i ) | |
524 | { | |
525 | parents[i]->GetProperties( map ) ; | |
526 | } | |
527 | } | |
528 | ||
529 | /* | |
530 | VARIANT TO OBJECT | |
531 | */ | |
532 | ||
533 | wxObject* wxxVariant::GetAsObject() | |
534 | { | |
535 | const wxClassTypeInfo *ti = dynamic_cast<const wxClassTypeInfo*>( m_data->GetTypeInfo() ) ; | |
536 | if ( ti ) | |
537 | return ti->GetClassInfo()->VariantToInstance(*this) ; | |
538 | else | |
539 | return NULL ; | |
540 | } | |
541 | ||
542 | // ---------------------------------------------------------------------------- | |
543 | // wxDynamicObject support | |
544 | // ---------------------------------------------------------------------------- | |
545 | // | |
546 | // Dynamic Objects are objects that have a real superclass instance and carry their | |
547 | // own attributes in a hash map. Like this it is possible to create the objects and | |
548 | // stream them, as if their class information was already available from compiled data | |
549 | ||
550 | struct wxDynamicObject::wxDynamicObjectInternal | |
551 | { | |
552 | wxDynamicObjectInternal() {} | |
553 | ||
554 | #if wxUSE_UNICODE | |
555 | map<wstring,wxxVariant> m_properties ; | |
556 | #else | |
557 | map<string,wxxVariant> m_properties ; | |
558 | #endif | |
559 | } ; | |
560 | ||
561 | typedef list< wxDynamicObject* > wxDynamicObjectList ; | |
562 | ||
563 | struct wxDynamicClassInfo::wxDynamicClassInfoInternal | |
564 | { | |
565 | wxDynamicObjectList m_dynamicObjects ; | |
566 | } ; | |
567 | ||
568 | // instantiates this object with an instance of its superclass | |
569 | wxDynamicObject::wxDynamicObject(wxObject* superClassInstance, const wxDynamicClassInfo *info) | |
570 | { | |
571 | m_superClassInstance = superClassInstance ; | |
572 | m_classInfo = info ; | |
573 | m_data = new wxDynamicObjectInternal ; | |
574 | } | |
575 | ||
576 | wxDynamicObject::~wxDynamicObject() | |
577 | { | |
578 | dynamic_cast<const wxDynamicClassInfo*>(m_classInfo)->m_data->m_dynamicObjects.remove( this ) ; | |
579 | delete m_data ; | |
580 | delete m_superClassInstance ; | |
581 | } | |
582 | ||
583 | void wxDynamicObject::SetProperty (const wxChar *propertyName, const wxxVariant &value) | |
584 | { | |
585 | wxASSERT_MSG(m_classInfo->FindPropertyInfoInThisClass(propertyName),wxT("Accessing Unknown Property in a Dynamic Object") ) ; | |
586 | m_data->m_properties[propertyName] = value ; | |
587 | } | |
588 | ||
589 | wxxVariant wxDynamicObject::GetProperty (const wxChar *propertyName) const | |
590 | { | |
591 | wxASSERT_MSG(m_classInfo->FindPropertyInfoInThisClass(propertyName),wxT("Accessing Unknown Property in a Dynamic Object") ) ; | |
592 | return m_data->m_properties[propertyName] ; | |
593 | } | |
594 | ||
595 | void wxDynamicObject::RemoveProperty( const wxChar *propertyName ) | |
596 | { | |
597 | wxASSERT_MSG(m_classInfo->FindPropertyInfoInThisClass(propertyName),wxT("Removing Unknown Property in a Dynamic Object") ) ; | |
598 | m_data->m_properties.erase( propertyName ) ; | |
599 | } | |
600 | ||
601 | void wxDynamicObject::RenameProperty( const wxChar *oldPropertyName , const wxChar *newPropertyName ) | |
602 | { | |
603 | wxASSERT_MSG(m_classInfo->FindPropertyInfoInThisClass(oldPropertyName),wxT("Renaming Unknown Property in a Dynamic Object") ) ; | |
604 | wxxVariant value = m_data->m_properties[oldPropertyName] ; | |
605 | m_data->m_properties.erase( oldPropertyName ) ; | |
606 | m_data->m_properties[newPropertyName] = value ; | |
607 | } | |
608 | ||
609 | ||
610 | // ---------------------------------------------------------------------------- | |
611 | // wxDynamiClassInfo | |
612 | // ---------------------------------------------------------------------------- | |
613 | ||
614 | wxDynamicClassInfo::wxDynamicClassInfo( const wxChar *unitName, const wxChar *className , const wxClassInfo* superClass ) : | |
615 | wxClassInfo( unitName, className , new const wxClassInfo*[2]) | |
616 | { | |
617 | GetParents()[0] = superClass ; | |
618 | GetParents()[1] = NULL ; | |
619 | m_data = new wxDynamicClassInfoInternal ; | |
620 | } | |
621 | ||
622 | wxDynamicClassInfo::~wxDynamicClassInfo() | |
623 | { | |
624 | delete[] GetParents() ; | |
625 | delete m_data ; | |
626 | } | |
627 | ||
628 | wxObject *wxDynamicClassInfo::AllocateObject() const | |
629 | { | |
630 | wxObject* parent = GetParents()[0]->AllocateObject() ; | |
631 | wxDynamicObject *obj = new wxDynamicObject( parent , this ) ; | |
632 | m_data->m_dynamicObjects.push_back( obj ) ; | |
633 | return obj ; | |
634 | } | |
635 | ||
636 | void wxDynamicClassInfo::Create (wxObject *object, int paramCount, wxxVariant *params) const | |
637 | { | |
638 | wxDynamicObject *dynobj = dynamic_cast< wxDynamicObject *>( object ) ; | |
639 | wxASSERT_MSG( dynobj , wxT("cannot call wxDynamicClassInfo::Create on an object other than wxDynamicObject") ) ; | |
640 | GetParents()[0]->Create( dynobj->GetSuperClassInstance() , paramCount , params ) ; | |
641 | } | |
642 | ||
643 | // get number of parameters for constructor | |
644 | int wxDynamicClassInfo::GetCreateParamCount() const | |
645 | { | |
646 | return GetParents()[0]->GetCreateParamCount() ; | |
647 | } | |
648 | ||
649 | // get i-th constructor parameter | |
650 | const wxChar* wxDynamicClassInfo::GetCreateParamName(int i) const | |
651 | { | |
652 | return GetParents()[0]->GetCreateParamName( i ) ; | |
653 | } | |
654 | ||
655 | void wxDynamicClassInfo::SetProperty(wxObject *object, const wxChar *propertyName, const wxxVariant &value) const | |
656 | { | |
657 | wxDynamicObject* dynobj = dynamic_cast< wxDynamicObject * >( object ) ; | |
658 | wxASSERT_MSG( dynobj , wxT("cannot call wxDynamicClassInfo::SetProperty on an object other than wxDynamicObject") ) ; | |
659 | if ( FindPropertyInfoInThisClass(propertyName) ) | |
660 | dynobj->SetProperty( propertyName , value ) ; | |
661 | else | |
662 | GetParents()[0]->SetProperty( dynobj->GetSuperClassInstance() , propertyName , value ) ; | |
663 | } | |
664 | ||
665 | wxxVariant wxDynamicClassInfo::GetProperty(wxObject *object, const wxChar *propertyName) const | |
666 | { | |
667 | wxDynamicObject* dynobj = dynamic_cast< wxDynamicObject * >( object ) ; | |
668 | wxASSERT_MSG( dynobj , wxT("cannot call wxDynamicClassInfo::SetProperty on an object other than wxDynamicObject") ) ; | |
669 | if ( FindPropertyInfoInThisClass(propertyName) ) | |
670 | return dynobj->GetProperty( propertyName ) ; | |
671 | else | |
672 | return GetParents()[0]->GetProperty( dynobj->GetSuperClassInstance() , propertyName ) ; | |
673 | } | |
674 | ||
675 | void wxDynamicClassInfo::AddProperty( const wxChar *propertyName , const wxTypeInfo* typeInfo ) | |
676 | { | |
677 | new wxPropertyInfo( m_firstProperty , this , propertyName , typeInfo->GetTypeName() , new wxGenericPropertyAccessor( propertyName ) , wxxVariant() ) ; | |
678 | } | |
679 | ||
680 | void wxDynamicClassInfo::AddHandler( const wxChar *handlerName , wxObjectEventFunction address , const wxClassInfo* eventClassInfo ) | |
681 | { | |
682 | new wxHandlerInfo( m_firstHandler , this , handlerName , address , eventClassInfo ) ; | |
683 | } | |
684 | ||
685 | // removes an existing runtime-property | |
686 | void wxDynamicClassInfo::RemoveProperty( const wxChar *propertyName ) | |
687 | { | |
688 | for ( wxDynamicObjectList::iterator iter = m_data->m_dynamicObjects.begin() ; iter != m_data->m_dynamicObjects.end() ; ++iter ) | |
689 | (*iter)->RemoveProperty( propertyName ) ; | |
690 | delete FindPropertyInfoInThisClass(propertyName) ; | |
691 | } | |
692 | ||
693 | // removes an existing runtime-handler | |
694 | void wxDynamicClassInfo::RemoveHandler( const wxChar *handlerName ) | |
695 | { | |
696 | delete FindHandlerInfoInThisClass(handlerName) ; | |
697 | } | |
698 | ||
699 | // renames an existing runtime-property | |
700 | void wxDynamicClassInfo::RenameProperty( const wxChar *oldPropertyName , const wxChar *newPropertyName ) | |
701 | { | |
702 | wxPropertyInfo* pi = FindPropertyInfoInThisClass(oldPropertyName) ; | |
703 | wxASSERT_MSG( pi ,wxT("not existing property") ) ; | |
704 | pi->m_name = newPropertyName ; | |
705 | dynamic_cast<wxGenericPropertyAccessor*>(pi->GetAccessor())->RenameProperty( oldPropertyName , newPropertyName ) ; | |
706 | for ( wxDynamicObjectList::iterator iter = m_data->m_dynamicObjects.begin() ; iter != m_data->m_dynamicObjects.end() ; ++iter ) | |
707 | (*iter)->RenameProperty( oldPropertyName , newPropertyName ) ; | |
708 | } | |
709 | ||
710 | // renames an existing runtime-handler | |
711 | void wxDynamicClassInfo::RenameHandler( const wxChar *oldHandlerName , const wxChar *newHandlerName ) | |
712 | { | |
713 | wxASSERT_MSG(FindHandlerInfoInThisClass(oldHandlerName),wxT("not existing handler") ) ; | |
714 | FindHandlerInfoInThisClass(oldHandlerName)->m_name = newHandlerName ; | |
715 | } | |
716 | ||
717 | // ---------------------------------------------------------------------------- | |
718 | // wxGenericPropertyAccessor | |
719 | // ---------------------------------------------------------------------------- | |
720 | ||
721 | struct wxGenericPropertyAccessor::wxGenericPropertyAccessorInternal | |
722 | { | |
723 | char filler ; | |
724 | } ; | |
725 | ||
726 | wxGenericPropertyAccessor::wxGenericPropertyAccessor( const wxString& propertyName ) | |
727 | : wxPropertyAccessor( NULL , NULL , NULL , NULL ) | |
728 | { | |
729 | m_data = new wxGenericPropertyAccessorInternal ; | |
730 | m_propertyName = propertyName ; | |
731 | m_getterName = wxT("Get")+propertyName ; | |
732 | m_setterName = wxT("Set")+propertyName ; | |
733 | } | |
734 | ||
735 | wxGenericPropertyAccessor::~wxGenericPropertyAccessor() | |
736 | { | |
737 | delete m_data ; | |
738 | } | |
739 | void wxGenericPropertyAccessor::SetProperty(wxObject *object, const wxxVariant &value) const | |
740 | { | |
741 | wxDynamicObject* dynobj = dynamic_cast< wxDynamicObject * >( object ) ; | |
742 | wxASSERT_MSG( dynobj , wxT("cannot call wxDynamicClassInfo::SetProperty on an object other than wxDynamicObject") ) ; | |
743 | dynobj->SetProperty(m_propertyName , value ) ; | |
744 | } | |
745 | ||
746 | void wxGenericPropertyAccessor::GetProperty(const wxObject *object, wxxVariant& value) const | |
747 | { | |
748 | const wxDynamicObject* dynobj = dynamic_cast< const wxDynamicObject * >( object ) ; | |
749 | wxASSERT_MSG( dynobj , wxT("cannot call wxDynamicClassInfo::SetProperty on an object other than wxDynamicObject") ) ; | |
750 | value = dynobj->GetProperty( m_propertyName ) ; | |
751 | } | |
752 | #endif |